1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* |
3 | * OMAP2XXX powerdomain definitions |
4 | * |
5 | * Copyright (C) 2007-2008, 2011 Texas Instruments, Inc. |
6 | * Copyright (C) 2007-2011 Nokia Corporation |
7 | * |
8 | * Paul Walmsley, Jouni Högander |
9 | */ |
10 | |
11 | #include <linux/kernel.h> |
12 | #include <linux/init.h> |
13 | |
14 | #include "soc.h" |
15 | #include "powerdomain.h" |
16 | #include "powerdomains2xxx_3xxx_data.h" |
17 | |
18 | #include "prcm-common.h" |
19 | #include "prm2xxx_3xxx.h" |
20 | #include "prm-regbits-24xx.h" |
21 | |
22 | /* 24XX powerdomains and dependencies */ |
23 | |
24 | /* Powerdomains */ |
25 | |
26 | static struct powerdomain dsp_pwrdm = { |
27 | .name = "dsp_pwrdm" , |
28 | .prcm_offs = OMAP24XX_DSP_MOD, |
29 | .pwrsts = PWRSTS_OFF_RET_ON, |
30 | .pwrsts_logic_ret = PWRSTS_RET, |
31 | .banks = 1, |
32 | .pwrsts_mem_ret = { |
33 | [0] = PWRSTS_RET, |
34 | }, |
35 | .pwrsts_mem_on = { |
36 | [0] = PWRSTS_ON, |
37 | }, |
38 | .voltdm = { .name = "core" }, |
39 | }; |
40 | |
41 | static struct powerdomain mpu_24xx_pwrdm = { |
42 | .name = "mpu_pwrdm" , |
43 | .prcm_offs = MPU_MOD, |
44 | .pwrsts = PWRSTS_OFF_RET_ON, |
45 | .pwrsts_logic_ret = PWRSTS_OFF_RET, |
46 | .banks = 1, |
47 | .pwrsts_mem_ret = { |
48 | [0] = PWRSTS_RET, |
49 | }, |
50 | .pwrsts_mem_on = { |
51 | [0] = PWRSTS_ON, |
52 | }, |
53 | .voltdm = { .name = "core" }, |
54 | }; |
55 | |
56 | static struct powerdomain core_24xx_pwrdm = { |
57 | .name = "core_pwrdm" , |
58 | .prcm_offs = CORE_MOD, |
59 | .pwrsts = PWRSTS_OFF_RET_ON, |
60 | .pwrsts_logic_ret = PWRSTS_RET, |
61 | .banks = 3, |
62 | .pwrsts_mem_ret = { |
63 | [0] = PWRSTS_OFF_RET, /* MEM1RETSTATE */ |
64 | [1] = PWRSTS_OFF_RET, /* MEM2RETSTATE */ |
65 | [2] = PWRSTS_OFF_RET, /* MEM3RETSTATE */ |
66 | }, |
67 | .pwrsts_mem_on = { |
68 | [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */ |
69 | [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */ |
70 | [2] = PWRSTS_OFF_RET_ON, /* MEM3ONSTATE */ |
71 | }, |
72 | .voltdm = { .name = "core" }, |
73 | }; |
74 | |
75 | |
76 | /* |
77 | * 2430-specific powerdomains |
78 | */ |
79 | |
80 | /* XXX 2430 KILLDOMAINWKUP bit? No current users apparently */ |
81 | |
82 | static struct powerdomain mdm_pwrdm = { |
83 | .name = "mdm_pwrdm" , |
84 | .prcm_offs = OMAP2430_MDM_MOD, |
85 | .pwrsts = PWRSTS_OFF_RET_ON, |
86 | .pwrsts_logic_ret = PWRSTS_RET, |
87 | .banks = 1, |
88 | .pwrsts_mem_ret = { |
89 | [0] = PWRSTS_RET, /* MEMRETSTATE */ |
90 | }, |
91 | .pwrsts_mem_on = { |
92 | [0] = PWRSTS_ON, /* MEMONSTATE */ |
93 | }, |
94 | .voltdm = { .name = "core" }, |
95 | }; |
96 | |
97 | /* |
98 | * |
99 | */ |
100 | |
101 | static struct powerdomain *powerdomains_omap24xx[] __initdata = { |
102 | &wkup_omap2_pwrdm, |
103 | &gfx_omap2_pwrdm, |
104 | &dsp_pwrdm, |
105 | &mpu_24xx_pwrdm, |
106 | &core_24xx_pwrdm, |
107 | NULL |
108 | }; |
109 | |
110 | static struct powerdomain *powerdomains_omap2430[] __initdata = { |
111 | &mdm_pwrdm, |
112 | NULL |
113 | }; |
114 | |
115 | void __init omap242x_powerdomains_init(void) |
116 | { |
117 | if (!cpu_is_omap2420()) |
118 | return; |
119 | |
120 | pwrdm_register_platform_funcs(custom_funcs: &omap2_pwrdm_operations); |
121 | pwrdm_register_pwrdms(pwrdm_list: powerdomains_omap24xx); |
122 | pwrdm_complete_init(); |
123 | } |
124 | |
125 | void __init omap243x_powerdomains_init(void) |
126 | { |
127 | if (!cpu_is_omap2430()) |
128 | return; |
129 | |
130 | pwrdm_register_platform_funcs(custom_funcs: &omap2_pwrdm_operations); |
131 | pwrdm_register_pwrdms(pwrdm_list: powerdomains_omap24xx); |
132 | pwrdm_register_pwrdms(pwrdm_list: powerdomains_omap2430); |
133 | pwrdm_complete_init(); |
134 | } |
135 | |